The Syncro 20 features our AirSpeed™ backsystem and a LightWire™ frame

Lightweight alloy base for stability

Your favorite trail shoe is ready to keep you dry on everything from rainy trails to snowy roads with the industry-leading waterproof technology of GORE-TEX

silicone-backed strap stays put

Wind resistant

scarpa ribelle run men Size:44 The Syncro 20 features ourScarpa RIBELLE RUN trail running shoe is for those who are looking for absolute precision and high adaptability on any degree of difficulty or type of terrain. It is designed for short to medium distance trail and skyrunning. This lightweight, high performance shoe is perfect for athletes who are seeking sensitivity and precision on rough, technical terrain. FEATURES & FIT Precision on rough terrain The most technical and innovative shoe in its